Rf Section; Table 7-2. J500 Command Board To Rf Board; Table 7-3. P502 Command Board To Control Head Interconnect Board - Motorola ASTRO Digital Spectra Plus Service Manual

7-2
Table 7-1. List of Schematics and Component Location
Diagrams (Continued)
Figure Title
HLD6064C VHF Range 1 and HLD6063D Range 2
100-Watt PA Component Location Diagram, Side 2
HLD6032B/HLD6066B VHF 25-Watt PA Schematic
HLD6032B/HLD6066B VHF 25-Watt PA Component
Location Diagram, Side 1
HLD6032B/HLD6066B VHF 25-Watt PA Component
Location Diagram, Side 2
HLE6062B and HLE6071B UHF 25-Watt PA
Schematic
HLE6062B UHF 25-Watt PA Component Location
Diagram, Side 1
HLE6062B UHF 25-Watt PA Component Location
Diagram, Side 2
HLE6043C, HLE6044C, and HLE6049B UHF 40-
Watt PA Schematic
HLE6043C, HLE6044C, and HLE6049B UHF 40-
Watt PA Component Location Diagram, Side 1
HLE6043C, HLE6044C, and HLE6049B UHF 40-
Watt PA Component Location Diagram, Side 2
HLE6039C, HLE6040C, and HLE6051C UHF 100-
Watt PA Schematic
HLE6039C, HLE6040C, and HLE6051C UHF 100-
Watt PA Component Location Diagram, Side 1
HLE6039C, HLE6040C, and HLE6051C UHF 100-
Watt PA Component Location Diagram, Side 2
HLF6078B 800 MHz 15-Watt PA Schematic
HLF6078B 800 MHz 15-Watt PA Component
Location Diagram, Side 1
HLF6078B 800 MHz 15-Watt PA Component
Location Diagram, Side 2
HLF6077D 800 MHz 35-Watt PA Schematic
HLF6077D 800 MHz 35-Watt PA Component
Location Diagram, Side 1
HLF6077D 800 MHz 35-Watt PA Component
Location Diagram, Side 2
October 28, 2002
7.2

RF Section

Table 7-2. J500 Command Board to RF Board

Page
J500
Description
Pin #
7-117
1 SW +5V
7-119
2 REF TUNE
7-120
3 DOUT*
4 DOUT
7-121
5 SBI
7-124
6 N/C
7 ODC
7-125
8 GND
9 GND
7-126
10 SW +9.6V
7-128
11 MOD OUT
12 A+
7-129
13 GND
14 LOCK DET*
7-130
15 KEYED +9.4V
7-134 16 ROSC/PSC_CE*
17 REF MOD
7-135
18 MOSI
19 SCLK
7-136
20 SYN SEL*
21 N/C
7-141
22 GND
7-142
23 GND
7-143
24 GND
7-145
7-146
7-147
Table 7-3. P502 Command Board to Control Head
Interconnect Board
P502
To
Description
Pin #
RF Board
1 SW +9.6V
J500B-1
2 PTT*/P RESET
J500B-2
3 EMERGENCY
J500B-3
4 SPARE 2
J500B-4
5 DISC AUDIO 2
J500B-5
6 N/C
J500B-6
7 GND
J500B-7
8 VRS RX AUDIO
J500B-8
9 BUSY
J500B-9
10 GND
J500B-10
11 LH RESET
J500B-11
12 VRS TX AUDIO
J500B-12
13 DISC AUDIO
J500B-13
14 VIP OUT 1
J500B-14
15 P RS DATA
J500B-15
16 BOOT/VPP
J500B-16
17 VO 2
J500B-17
18 VO 1
J500B-18
19 RX/RS232
J500B-19
20 TX/RS232
J500B-20
21 IGN SW B+
J500B-21
22 BUS-
J500B-22
23 KEYFAIL*/TX
J500B-23
24 PTTB/VIP IN 1
J500B-24
25 BUS+
26 CTS/RS232
27 VIP OUT 2
28 GND
29 HUB/BUSY
30 A+
31 SW B+
32 KEYED SLOT
33 RTS/RS232
34 SPEAKER LOW
35 SPEAKER HIGH
36 UNSW +5V
Schematics, Component Location Diagrams and Parts Lists: RF Section
Table 7-3. P502 Command Board to Control Head
Interconnect Board (Continued)
P502
To
Description
Pin #
Intcon Board
37 SW +5V
N/C
38 VIP IN 2
N/C
N/C
Table 7-4. P503 Command Board to RF Power Amplifier
N/C
Board
N/C
J103-27
P503
Description
J103-3 Pin #
N/C
1 CONT VOLT LIMIT
J103-25
2 CONT VOLT DRIVE
N/C
3 CURRENT SENSE +
J103-23
4 KEYED +9.4V
N/C
5 A+
N/C
6 TEMP SENSE
J103-8
7 KEYED SLOT
J103-21
8 FWD DET VOLT
J103-20
9 A+
J103-19
10 SW +9.6V
J103-18
11 CURRENT SENSE-
N/C
12 GND
N/C
13 MIC HI/RESET/
J103-11
RTS RS232
J103-10
14 SPEAKER LOW
J103-9
15 BUS+
N/C
16 SPEAKER HIGH
J103-22
17 PTT*/TX RS232
N/C
18 IGN/SW B+
J103-7
19 V_OUT 1
J103-6
20 SW B+
N/C
21 DISC AUD/RX RS232
J103-5
22 V_OUT 2
J103-4
23 BUS-
—
24 EMERGENCY
N/C
25 BUSY
N/C
N/C
N/C
To
Intcon Board
N/C
N/C
To
RF PA
Board
P853-2
P853-3
P853-4
P853-5
P853-6
P853-7
P853-8
P853-9
P853-10
P853-11
P853-12
J2-8
J2-15
J2-7
J2-14
J2-6
J2-13
J2-5
J2-12
J2-4
J2-11
J2-3
J2-10
J2-2
J2-9
6881076C25-D